Search Results - "Rowlands, Rowan"
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1
Reconstructing d-Manifold Subcomplexes of Cubes from Their (⌊d/2⌋+1)-Skeletons
Published in Discrete & computational geometry (01-03-2022)“…In 1984, Dancis proved that any d -dimensional simplicial manifold is determined by its ( ⌊ d / 2 ⌋ + 1 ) -skeleton. This paper adapts his proof to the setting…”
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2
Syzygies of the apolar ideals of the determinant and permanent
Published in Journal of algebraic combinatorics (01-05-2020)“…We investigate the space of syzygies of the apolar ideals det n ⊥ and perm n ⊥ of the determinant det n and permanent perm n polynomials. Shafiei had proved…”
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3
Topology of Complements of Skeletons
Published in The Electronic journal of combinatorics (12-01-2024)“…Given a polytopal complex $X$, we examine the topological complement of its $k$-skeleton. We construct a long exact sequence relating the homologies of the…”
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Relating CAT(0) cubical complexes and flag simplicial complexes
Published in Advances in applied mathematics (01-06-2023)“…Given a finite CAT(0) cubical complex, we define a flag simplicial complex associated to it, called the crossing complex. We show that the crossing complex…”
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Combinatorics of CAT(0) Cubical Complexes, Crossing Complexes and Co-Skeletons
Published 01-01-2023“…This thesis consists of three papers about cubical complexes: Chapter 1 is [Row22a], Chapter 2 is [Row23], and Chapter 3 is [Row22b]. Chapter 1 extends a…”
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Dissertation -
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Total Cut Complexes of Graphs
Published in Discrete & computational geometry (22-02-2024)Get full text
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A Characterization of Two-Dimensional Buchsbaum Matching Complexes
Published in The Electronic journal of combinatorics (24-02-2023)“…The matching complex $M(G)$ of a graph G is the set of all matchings in G. A Buchsbaum simplicial complex is a generalization of both a homology manifold and a…”
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8
Topology of complements of skeletons
Published 17-09-2022“…Given a polytopal complex $X$, we examine the topological complement of its $k$-skeleton. We construct a long exact sequence relating the homologies of the…”
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Journal Article -
9
Relating CAT(0) cubical complexes and flag simplicial complexes
Published 26-04-2020“…Given a finite CAT(0) cubical complex, we define a flag simplicial complex associated to it, called the crossing complex. We show that the crossing complex…”
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10
Reconstructing $d$-manifold subcomplexes of cubes from their $(\lfloor d/2 \rfloor + 1)$-skeletons
Published 09-06-2019“…In 1984, Dancis proved that any $d$-dimensional simplicial manifold is determined by its $(\lfloor d/2 \rfloor + 1)$-skeleton. This paper adapts his proof to…”
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11
Syzygies of the apolar ideals of the determinant and permanent
Published 26-09-2017“…We investigate the space of syzygies of the apolar ideals $\det_n^\perp$ and ${\rm perm}_n^\perp$ of the determinant $\det_n$ and permanent ${\rm perm}_n$…”
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Topology of Cut Complexes of Graphs
Published 01-02-2024“…SIAM J. on Discrete Mathematics,Vol. 38 (2), 1630--1675 (2024) We define the $k$-cut complex of a graph $G$ with vertex set $V(G)$ to be the simplicial complex…”
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13
A characterization of two-dimensional Buchsbaum matching complexes
Published 21-10-2021“…The matching complex $M(G)$ of a graph $G$ is the set of all matchings in $G$. A Buchsbaum simplicial complex is a generalization of both a homology manifold…”
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Journal Article -
14
Total Cut Complexes of Graphs
Published 27-09-2022“…Inspired by work of Fr\"oberg (1990), and Eagon and Reiner (1998), we define the \emph{total $k$-cut complex} of a graph $G$ to be the simplicial complex whose…”
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